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tracing: Show stacktrace for wakeup tracers
authorChangbin Du <changbin.du@gmail.com>
Wed, 16 Jan 2019 16:02:49 +0000 (00:02 +0800)
committerSteven Rostedt (VMware) <rostedt@goodmis.org>
Wed, 6 Feb 2019 16:56:19 +0000 (11:56 -0500)
commitf2da1e102e2e815943e7c9a4ae2b5d7b39e45c89
tree155be0987d5d85fb8717589ce32ca213a45727a6tree | snapshot
parenta35b7ac16dcaf0350e0c5a7b510c8c7feaf4a949commit | diff
tracing: Show stacktrace for wakeup tracers

This align the behavior of wakeup tracers with irqsoff latency tracer
that we record stacktrace at the beginning and end of waking up. The
stacktrace shows us what is happening in the kernel.

Link: http://lkml.kernel.org/r/20190116160249.7554-1-changbin.du@gmail.com
Signed-off-by: Changbin Du <changbin.du@gmail.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
kernel/trace/trace_sched_wakeup.c diff | blob | history
Linux Kernel Source Tree.